Home / 1,161,036.87-1,602,284.04-644,793.03

Finding the Fourth Proportional to 1,161,036.87, 1,602,284.04 and 644,793.03

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Solution

The fourth proportional to 1,161,036.87, 1,602,284.04 and 644,793.03 is: 889,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,036.87 : 1,602,284.04 = 644,793.03 : x
  2. Step 2: Convert to fraction form
    1,161,036.87/1,602,284.04 = 644,793.03/x
  3. Step 3: Cross multiply
    1,161,036.87x = 1,602,284.04 × 644,793.03
  4. Step 4: Simplify right side
    1,161,036.87x = 1,033,141,581,072.24
  5. Step 5: Solve for x
    x = 1,033,141,581,072.24/1,161,036.87
  6. Step 6: Final answer
    x = 889,843.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.